9a9d319b7e493f58e77a693d2a78737667962fe2d7023798ad0a7cce8e6e473e

Analysis

max time kernel
18s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-08-2024 21:43

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General

Target

20628e9a792a65fcf80079aff96ec0e0N.exe
Size

4.9MB
MD5

20628e9a792a65fcf80079aff96ec0e0
SHA1

ed0c7d704e767354615748ef958b84f070d3ca8d
SHA256

9a9d319b7e493f58e77a693d2a78737667962fe2d7023798ad0a7cce8e6e473e
SHA512

689f39e38ed162ddeba0fa4ec39d033c1d76896b78fc8ae5a2f3c517306e2f2531bdc765fd7768d9f5ca08682f12d67870558c004969f2daf85b06829555f2f3
SSDEEP

49152:WbF+ZpLwn4PGaUFC6Ymr2c78S1/mPXlxQ7jkGtpF5tLVPElqX0RFCfBQK3kEdToN:WbF+HwnrC63r2f+r+I/431vGy

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4120	MSWDM.EXE

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	20628e9a792a65fcf80079aff96ec0e0N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	20628e9a792a65fcf80079aff96ec0e0N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\MSWDM.EXE	20628e9a792a65fcf80079aff96ec0e0N.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	20628e9a792a65fcf80079aff96ec0e0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSWDM.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 4120	4704	20628e9a792a65fcf80079aff96ec0e0N.exe	85
PID 4704 wrote to memory of 4120	4704	20628e9a792a65fcf80079aff96ec0e0N.exe	85
PID 4704 wrote to memory of 4120	4704	20628e9a792a65fcf80079aff96ec0e0N.exe	85

C:\Users\Admin\AppData\Local\Temp\20628e9a792a65fcf80079aff96ec0e0N.exe
"C:\Users\Admin\AppData\Local\Temp\20628e9a792a65fcf80079aff96ec0e0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4704
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:4120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\MSWDM.EXE

Filesize
4.9MB

MD5
20628e9a792a65fcf80079aff96ec0e0

SHA1
ed0c7d704e767354615748ef958b84f070d3ca8d

SHA256
9a9d319b7e493f58e77a693d2a78737667962fe2d7023798ad0a7cce8e6e473e

SHA512
689f39e38ed162ddeba0fa4ec39d033c1d76896b78fc8ae5a2f3c517306e2f2531bdc765fd7768d9f5ca08682f12d67870558c004969f2daf85b06829555f2f3

Download Submit
memory/4120-7-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4704-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4704-4-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads